21d) Temporary replacement has most of column edited (5) L????
24a) Cutters, about 9, beside seafront (7) ??N?N?S
27a) Writer's penned poems, first of two showing reserve (7) ??D?S?Y
Thank you in advance for your help
Thanks again for your quick answers. also best thanks to those who have supported me again this week particularly Dannyk13, retrocop, mac44 and MargoTester to mention a few.
As soon as I had sent the reply I knew that one of you would say that! Actually was awake v early this morning watching the referendum results and now feel like going back to bed.